From: Christoph Hellwig <hch@infradead.org>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Anuj Gupta/Anuj Gupta <anuj20.g@samsung.com>,
jack@suse.cz, anuj1072538@gmail.com, axboe@kernel.dk,
viro@zeniv.linux.org.uk, brauner@kernel.org, hch@infradead.org,
linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
joshi.k@samsung.com
Subject: Re: [RFC] fs: add ioctl to query protection info capabilities
Date: Mon, 2 Jun 2025 23:30:36 -0700 [thread overview]
Message-ID: <aD6WjAVeSL0tNv7D@infradead.org> (raw)
In-Reply-To: <yq1sekheek9.fsf@ca-mkp.ca.oracle.com>
On Mon, Jun 02, 2025 at 11:12:38PM -0400, Martin K. Petersen wrote:
> As a result, the block layer considers the opaque metadata part of the
> PI but it technically isn't. It really should be the other way around:
> The PI is a subset of the metadata.
>
> It would require quite a bit of rototilling to metadata-ize the block
> layer plumbing at this point. But for a new user API, I do think we
> should try to align with the architecture outlined in the standards.
As in exporting the total metadata size and PI tuple size?
next prev parent reply other threads:[~2025-06-03 6:30 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20250527105950epcas5p1b53753ab614bf6bde4ffbf5165c7d263@epcas5p1.samsung.com>
2025-05-27 10:42 ` [RFC] fs: add ioctl to query protection info capabilities Anuj Gupta
2025-05-29 3:02 ` Martin K. Petersen
2025-05-29 7:12 ` Anuj Gupta/Anuj Gupta
2025-05-29 17:59 ` Eric Biggers
2025-05-30 5:24 ` Christian Brauner
2025-06-03 18:43 ` Anuj gupta
2025-06-04 7:53 ` Christian Brauner
2025-06-04 7:57 ` Christoph Hellwig
2025-06-05 8:24 ` Christian Brauner
2025-05-29 21:14 ` [RFC] " Andreas Dilger
2025-06-03 3:12 ` [RFC] fs: " Martin K. Petersen
2025-06-03 6:30 ` Christoph Hellwig [this message]
2025-06-04 1:48 ` Martin K. Petersen
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aD6WjAVeSL0tNv7D@infradead.org \
--to=hch@infradead.org \
--cc=anuj1072538@gmail.com \
--cc=anuj20.g@samsung.com \
--cc=axboe@kernel.dk \
--cc=brauner@kernel.org \
--cc=jack@suse.cz \
--cc=joshi.k@samsung.com \
--cc=linux-block@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=martin.petersen@oracle.com \
--cc=viro@zeniv.linux.org.uk \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox